Simple download service (Atom) of the dataset: SUP_A5 — Installation areas linked to water and sewerage pipes

The attitude of an easement is the spatial field (i.e., the geographical area) within which the easement applies. This space field can be defined either in 2D or in 3D in particular in the specific cases of airport clearance easements, easements to protect radio transmission centres.

地役权（easement）的空间效力范围，即其适用的空间场（亦即地理区域）。在机场净空地役权、保护无线电传输中心的地役权等特定情形下，该空间场可采用二维或三维方式进行定义。